Nellie
The Slytherin had slipped in behind Kalai, and tapped Lizzy on the shoulder. "Psst." She whispered before moving around to face her friend. "I know what's happening, and you don't need makeup. You're already more beautiful than you should be." She praised lightly, and whipped out her wand. "I can perform outstanding glamour charms, if you'd rather one of those. It'll be just like makeup, but it won't run when you cry out of happiness."